A4s vs 76s: preflop equity

Over all 1,712,304 boards that can follow this deal, A4s finishes with 55.52% of the pot and 76s with 44.48%.

A4s

55.52%

Wins 55.26%, ties 0.52%

76s

44.48%

Wins 44.22%, ties 0.52%

Equity counts a tie as half a win. Exact over every board.

A4s against 76s: the numbers

Exact preflop results for A4s against 76s, in percent
HandWinsTiesLosesEquity
A4s55.2630.51744.22055.521
76s44.2200.51755.26344.479

Both hands are suited hands: A4s and 76s. Neither hand shares a rank with the other, so this is a contest of high cards, connection and suits.

A4s is ahead, but 76s is far from dead: it takes 442 of every 1,000 deals outright. Of every 100 boards, about 0.52 are split pots, and the equity figures already include them.

Ranked by equity against a random hand, A4s is number 35 of the 169 starting hands and 76s is number 115.

Boards behind the percentages: 27,396,864 counted in all
HandBoards won, aboutBoards tied, aboutBoards lost, about
A4s15,140,000142,00012,115,000
76s12,115,000142,00015,140,000

Exact total: 16 deals times 1,712,304 boards. The other three counts come from the five-decimal percentages and are rounded to the nearest thousand, so read them as approximate.

A4s against 76s read as odds
HandEquity as odds (to 1)Wins one deal inLoses one deal inPot odds needed to call (to 1)
A4s1.2481.8102.2610.801
76s0.8012.2611.8101.248

The last column is the smallest pot odds, written as a pot-to-call ratio, at which a call breaks even with this equity.

Who is ahead on which flops

Across the five flop textures A4s' equity moves by 27.10 points, from 34.48% on low rainbow flops (nine high or lower) to 61.58% on paired flops. The lead reverses on low rainbow flops (nine high or lower): there 76s is the favorite even though A4s is ahead overall.

A4s against 76s by flop texture, in percent
FlopShare of flopsA4s winsTies76s winsA4s equity
Rainbow, ten or higher25.22058.8970.22840.87559.011
Rainbow, nine or lower5.68934.1680.61865.21434.477
Two-tone46.72754.0980.27245.63054.234
Monotone5.27351.5813.44044.97953.301
Paired17.09161.2410.67838.08161.580

Read the flop types this way: rainbow has three suits, two-tone has two cards of one suit, monotone has three, and paired repeats a rank.

Compared with a random hand

Start from the random-hand figures, 59.03% for A4s and 45.37% for 76s. This opponent changes them by -3.51 and -0.89 points.

A4s and 76s here compared with each against a random hand, in percent
CaseEquity hereAgainst a random handChange in pointsTimes the random-hand equity
A4s, all flops55.52159.034-3.5130.94049
A4s, rainbow, ten or higher59.01159.034-0.0230.99961
A4s, rainbow, nine or lower34.47759.034-24.5570.58402
A4s, two-tone54.23459.034-4.8000.91869
A4s, monotone53.30159.034-5.7330.90289
A4s, paired61.58059.034+2.5461.04313
76s, all flops44.47945.372-0.8930.98032
76s, rainbow, ten or higher40.98945.372-4.3830.90340
76s, rainbow, nine or lower65.52345.372+20.1511.44413
76s, two-tone45.76645.372+0.3941.00868
76s, monotone46.69945.372+1.3271.02925
76s, paired38.42045.372-6.9520.84678

Does a shared suit matter?

When the hands share a suit, A4s holds 57.23%; when they do not, it holds 54.95%. A4s does better with a shared suit, by 2.28 points.

A4s against 76s by suit overlap, in percent
DealsSpecific dealsShare of dealsA4s winsTies76s winsA4s equity
Share a suit425.0056.9340.59542.47157.232
No shared suit1275.0054.7060.49044.80454.951

How often this matchup comes up

This page stands for 16 specific-card matchups (0.0010% of 1,624,350 ordered deals), or 32 once you count the seats both ways (0.0020%).

A worked example

With $100 from each side, the $200 pot is split on average as $111.04 for A4s and $88.96 for 76s; the first side gains $11.04 per all-in and the second gives up $11.04.

Scaled to 1,000 deals, that is roughly 553 wins for A4s, 442 for 76s and 5 chopped pots.

The same matchup from the other side

The mirror image, 76s against A4s, is 44.48% to 55.52%, and its address redirects to this page.

Try As4s against 7h6h in the calculator: the hands share no suit, and every card can be changed. The links after it are the closest matchups in the ranking.

How this was computed

All 1,712,304 five-card boards are dealt for every suit pattern among the 16 specific deals of A4s against 76s, and both hands are scored on each. That is a full count, so the percentages are exact. Ties are half a win each, and each board appears once per flop it contains.

Source: our own exact count from the GeorgeLiPoker poker math library. No outside data is used.

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